to daily variations in sleep/wake patterns and possibly also increased accumulation of hours awake. Global asset markets … experiment that regularly produces valuation bubble and crash events. Global sessions involved real time trades between subjects … asset market bubbles occur in all sessions, but global markets had significantly more extreme and longer duration valuation …

) to all traders. We find that bubbles are a rare phenomenon in all our treatments. Markets with asymmetrically informed …

experiment. We find that individual trading gains and patterns are consistent with our theoretical predictions. Our results … of asset bubbles. Finally, our conceptual framework and the empirical screening method could be applied to explain …

to daily variations in sleep/wake patterns and possibly also increased accumulation of hours awake. Global asset markets … experiment that regularly produces valuation bubble and crash events. Global sessions involved real time trades between subjects … asset market bubbles occur in all sessions, but global markets had significantly more extreme and longer duration valuation …

Bubbles in asset markets have been documented in numerous experimental studies. However, all experiments in which … bubbles occur pay dividends after each trading day. In this paper we study whether bubbles can occur in markets without … may have inside information, and (2) the option to communicate with other traders. We find that bubbles can indeed occur …

We study the effect of ambiguity on the formation of bubbles and on the occurrence of crashes in experimental asset … is risky although bubbles form in both the ambiguous and the risky environments. Additionally, bubbles do not crash in …

We study the emergence of bubbles in a laboratory experiment with large groups of individuals. The realized price is … findings are: (i) large asset bubbles occur in large groups, (ii) information contagion through news affects behaviour and may … and crashes, and (iv) bubbles are strongly amplified by coordination on trend-extrapolation …

". We observe both stable markets and large bubbles for both small and large markets. The data analysis shows no differences … successfully drives prices back towards the fundamental, but we observe very large bubbles in which the news apparently has no …